Bently Nevada 330190-035-01-00 — Detailed Product Description and Technical Specifications

1. Product Overview

The Bently Nevada 330190-035-01-00 is a 3300 XL Extended Temperature Range (ETR) extension cable designed for use in compatible proximity transducer systems. Its primary function is to connect a compatible proximity probe to its associated sensor while carrying the measurement signal through an industrial installation.

This model has a 3.5 m cable length, an armored cable configuration, and an ordering-code approval option of 00. It is intended for applications where the extension cable may be exposed to elevated temperatures beyond the standard extension-cable temperature rating, provided the complete system is configured for that service.

Unlike a proximity probe, this product does not directly measure shaft displacement. It is an interconnecting component in a measurement chain, typically consisting of a proximity probe, extension cable, and compatible proximity sensor. The cable must be matched to the correct probe and sensor configuration to preserve the intended electrical characteristics and measurement performance.

2. Technical Specifications

The cable’s principal dimensional specification is its 3.5 m length. Because the product is a flexible cable assembly rather than a rigid instrument, its overall physical dimensions depend on how it is routed and installed. Connector and ferrule dimensions should be checked against the applicable mechanical drawing.

The weight estimate uses a nominal armored-cable mass of approximately 103 g/m. Multiplying this by 3.5 m gives approximately 0.36 kg. This is a calculated estimate, not a guaranteed shipping or net weight for every supplied assembly.

3. Model Number Interpretation

The ordering code identifies the cable length, cable construction, and approval configuration.

The 035 field is particularly important because the extension cable must be the correct length for the overall transducer system. The 01 field identifies the armored version, which provides additional mechanical protection around the cable compared with the standard unarmored configuration.

The 00 approval option should not be interpreted as proof that the assembly is approved for every hazardous location. If the equipment is used in a classified area, the approval status of the complete measurement system must be checked against the site’s requirements.

4. Product Introduction

The 330190 series is designed for industrial proximity measurement systems that need an extension cable suitable for elevated-temperature service. In a typical installation, the probe is mounted close to a rotating shaft, while the extension cable connects the probe lead to the proximity sensor installed at a suitable location.

The extension cable carries the electrical signal between these components. Its cable construction and electrical characteristics are important because the measurement system is calibrated as a complete assembly. Using an unsuitable cable type, incorrect length, or incompatible connector may affect system performance.

The 330190-035-01-00 is the 3.5 m armored configuration. The armor helps protect the cable against certain forms of mechanical damage during installation and operation. This can be useful in industrial environments where cables pass near equipment structures, brackets, or other potential sources of abrasion.

The ETR designation refers to the extended-temperature-range cable design. The extension cable is rated for temperatures up to approximately +260°C under the specified conditions. This makes it relevant to installations where the cable may experience higher temperatures than a standard cable is designed to tolerate.

The cable must nevertheless be installed within its specified temperature and mechanical limits. A high-temperature rating does not mean that every connector, probe, or sensor in the measurement chain can operate at the same temperature. The lowest applicable component rating and the complete system’s technical requirements must be considered.

5. Main Product Characteristics

5.1 Extended-temperature-range construction

The ETR extension cable is intended for applications where elevated temperature exposure is a concern. Its insulation and cable construction are selected for the specified operating environment.

This feature is useful in installations around hot machinery and process equipment, but the actual temperature at the cable and connectors should be measured or assessed rather than assumed from the process temperature alone.

5.2 Armored cable protection

The armored configuration adds a protective layer around the cable. This can help reduce the risk of damage caused by rubbing, incidental contact, or other mechanical hazards.

Armor does not make the cable indestructible. It should still be routed to avoid crushing, excessive bending, tension, sharp edges, and repeated movement that could damage the assembly.

5.3 3.5 m cable length

The 3.5 m length allows the cable to bridge the required distance between the compatible probe and proximity sensor. The selected length should provide enough routing allowance without creating unnecessary loops or exposing the cable to avoidable interference.

Cable length is also an electrical-system parameter. The correct length should be selected as part of the specified transducer configuration rather than based only on physical reach.

5.4 Electrical signal transmission

The extension cable is part of the measurement circuit. Its electrical properties must be compatible with the probe and proximity sensor to maintain the intended signal characteristics.

A cable with similar connectors is not necessarily a valid substitute. Before replacement, confirm the cable family, impedance, connector arrangement, length, and compatibility with the installed probe and sensor.

5.5 Industrial installation suitability

The armored construction and extended-temperature-range design make the cable suitable for selected industrial environments. Typical applications include rotating machinery installations where reliable signal transmission is needed near hot or mechanically demanding equipment.

The final suitability depends on the actual installation temperature, cable routing, vibration environment, and requirements of the complete measurement system.

6. Product Applications

Power generation equipment

The extension cable can be used in compatible shaft-monitoring systems installed on turbines, generators, and associated rotating machinery. It connects the probe to the sensor, allowing the measurement signal to reach the monitoring equipment.

Steam and gas turbines

Turbine installations can involve elevated temperatures and limited cable-routing space. The ETR cable design may be suitable where the extension cable is exposed to higher temperatures than a standard cable is rated to withstand.

Industrial compressors

Compressors often use proximity measurement systems to monitor shaft vibration and position. A compatible extension cable provides the electrical connection between the probe and sensor, helping preserve the integrity of the measurement chain.

Pumps and motor-driven machinery

Where a compatible proximity transducer system is installed, the cable can form part of the signal path used to monitor shaft movement. Its armored construction may be useful in installations with a greater risk of mechanical contact or abrasion.

Oil, gas, and process equipment

In process plants, the cable may be installed around rotating machinery operating near hot piping or process equipment. Its temperature and armor characteristics can help meet installation requirements, provided the complete assembly is rated for the actual environment.

Machinery protection and condition monitoring

The cable supports the transmission of measurement signals to compatible monitoring equipment. It does not independently measure vibration, generate alarms, or diagnose machinery faults; those functions depend on the complete transducer and monitoring system.

7. Product Advantages

1. Extended temperature capability. The ETR cable is designed for specified high-temperature service, with a maximum extension-cable temperature rating of approximately +260°C.

2. Additional mechanical protection. The armored version offers more protection against certain forms of incidental mechanical damage than a standard unarmored cable.

3. Defined cable length. The 3.5 m configuration helps simplify installation planning and cable routing.

4. Integration with compatible proximity systems. The cable is intended to work as part of a matched measurement chain, rather than as an independent sensor.

5. Support for continuous monitoring. When correctly installed with compatible components, it provides the signal connection needed for continuous shaft-monitoring applications.

6. Useful for demanding installations. Its temperature and armor options can be beneficial in locations where ordinary cable construction may not meet the installation requirements.

7. Clear configuration identification. The ordering code distinguishes the cable family, length, armor option, and approval configuration, making it easier to compare replacement parts.

8. Potentially lower risk of premature cable damage. Appropriate armor and routing can reduce exposure to some mechanical hazards, although inspection and correct installation remain necessary.

8. Brand and Product Series

The 3300 XL ETR extension cable is a component of a proximity transducer system. It should not be confused with the proximity probe itself or with the proximity sensor that conditions the signal.

For a replacement purchase, matching the complete cable model is important because differences in length, armor, connector arrangement, or approval configuration may affect compatibility and installation suitability.

9. Five Related Models in the Same Series

The following alternatives use the same general 330190 ETR extension-cable family. The cable lengths and estimated masses are based on the nominal armored-cable mass of approximately 103 g/m. Actual supplied weights may vary with connectors, ferrules, and packaging.

How these models differ

– 330190-030-01-00: A shorter cable option for installations where the compatible probe and sensor are closer together.

– 330190-035-01-00: The target 3.5 m version, suitable when this is the required system cable length.

– 330190-040-01-00: Provides additional routing distance where a 3.5 m cable is insufficient.

– 330190-045-01-00: A longer option for installations with more separation between the probe and sensor.

– 330190-075-01-00: A substantially longer option for systems designed to accommodate this cable length.

These options should not be selected on length alone. Confirm the approved system configuration and the required cable length before substitution. The listed masses are estimates derived from nominal cable mass per meter, not guaranteed product weights.

10. Five Related Models from the Same Brand

The following products are related to machinery condition monitoring and proximity measurement. Some are extension cables, while others are probes, sensors, or monitoring-system components. They are not all direct substitutes for the target cable.

The 330190-035-00-00 is a standard unarmored version in the same ETR extension-cable family, while the target model has the armored cable option. The 330130 family is associated with standard-temperature extension cables, so it should only be considered when the temperature requirements and complete system configuration allow it.

The 330101 probe and 330180 sensor serve different functions from the extension cable. A probe senses the target, a sensor conditions the signal, and an extension cable connects compatible components. The 3500/42M is a monitoring module rather than a cable.

The complete ordering code and mechanical drawing should be checked before purchasing any of these products. Exact dimensions and weights are marked for verification where a reliable figure for the specific configuration is not available.

11. Installation and Maintenance Recommendations

11.1 Confirm temperature conditions

Check the expected cable temperature along the full route, including areas near hot equipment and connector locations. The ETR cable’s temperature rating does not automatically apply to the probe, sensor, or every connector in the system.

11.2 Confirm cable length and system compatibility

Verify that 3.5 m is the specified length for the complete transducer system. Ensure the cable is compatible with the installed probe and proximity sensor, and do not assume that a cable with physically matching connectors is electrically equivalent.

11.3 Route the armored cable correctly

Avoid sharp bends, excessive tension, crushing, and repeated flexing. Armor provides additional protection but cannot compensate for poor routing or installation conditions beyond the product’s limits.

11.4 Inspect connectors

Keep the connectors clean and dry, inspect them for damage, and ensure they are securely connected according to the applicable installation instructions. Avoid twisting the cable while tightening the connection.

11.5 Check signal performance after replacement

After installing a replacement cable, confirm that the complete transducer system produces the expected signal and that the monitoring channel is configured correctly. Compare readings with established baseline values and investigate any unexpected changes.

11.6 Record replacement details

Keep a record of the full cable model, length, armor option, connector arrangement, associated probe and sensor models, and installation date. This makes subsequent maintenance and procurement more straightforward.

12. Purchasing Checklist

Before ordering the 330190-035-01-00, confirm the following:

• The cable length must be 3.5 m.
• The installation requires the armored cable option.
• The cable is intended for a compatible 3300 XL ETR measurement system.
• The cable impedance and connector configuration match the installed components.
• The operating temperature is within the permitted range.
• The approval configuration meets the site’s installation requirements.
• The mechanical drawing confirms the cable and connector dimensions.
• The supplier confirms the net assembly weight if an exact shipping or inventory value is needed.
• The replacement matches the original system’s cable specification.

13. Summary

The Bently Nevada 330190-035-01-00 is a 3.5 m armored extension cable in the 3300 XL ETR product family. Its purpose is to transmit signals between compatible proximity measurement components in industrial machinery monitoring systems.

Its key characteristics are the 3.5 m cable length, armored construction, nominal 75 Ω cable impedance, and an extended-temperature-range design rated up to approximately +260°C under the specified conditions. The estimated cable mass is approximately 0.36 kg, calculated from a nominal armored-cable mass of 103 g/m; the actual assembly weight should be confirmed if precision is required.

When selecting a replacement, prioritize cable length, armor configuration, electrical compatibility, connector type, temperature rating, and approval requirements. The cable should always be evaluated as part of the complete probe–extension cable–sensor system, not as an isolated component.